you explain how there are three main bridge over oldham eastern connected and texas interconnected. what was the big revision of originally as a started to get set up and transmission lines were put in was there any thought given to the future and what it would look like today? >> there was a lot of thought not given to the future we have now. the future we have now in most states. >> guest: was going to generate the electricity it used to be that your favorite model with a kildee would be soup to nuts they would buy the coal and burn the coal. now we've got one party generating in different parts and transmitting to different parties. nobody build it with that in mind and we are having trouble adapting it to that purpose. >> let's take a look at more details about the power grid system that serves all over 48 states, accepting hawaii and alaska. >> it's not actually are grid. >> guest: that is an important distinction. >> guest: there is a connection from halifax to new orleans. there's a western tech connection that is west of the rockies, and texas for political and economic reas